[INFO] fetching crate faktory 0.11.0...
[INFO] checking faktory-0.11.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate faktory 0.11.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate faktory 0.11.0 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate faktory 0.11.0
[INFO] finished tweaking crates.io crate faktory 0.11.0
[INFO] tweaked toml for crates.io crate faktory 0.11.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate faktory 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 454d28391d2de497cb8c115d1efa4b8d03c8e6d39ed48c447c20e107d3d61e2e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "454d28391d2de497cb8c115d1efa4b8d03c8e6d39ed48c447c20e107d3d61e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "454d28391d2de497cb8c115d1efa4b8d03c8e6d39ed48c447c20e107d3d61e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454d28391d2de497cb8c115d1efa4b8d03c8e6d39ed48c447c20e107d3d61e2e", kill_on_drop: false }`
[INFO] [stdout] 454d28391d2de497cb8c115d1efa4b8d03c8e6d39ed48c447c20e107d3d61e2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0585bd69650131b486efc2a11ac706d2fdf854c61624bbef48fa9f0846459c0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0585bd69650131b486efc2a11ac706d2fdf854c61624bbef48fa9f0846459c0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking mockstream v0.0.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking faktory v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.53s
[INFO] running `Command { std: "docker" "inspect" "0585bd69650131b486efc2a11ac706d2fdf854c61624bbef48fa9f0846459c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0585bd69650131b486efc2a11ac706d2fdf854c61624bbef48fa9f0846459c0f", kill_on_drop: false }`
[INFO] [stdout] 0585bd69650131b486efc2a11ac706d2fdf854c61624bbef48fa9f0846459c0f